@article{DAN_1968_180_6_a3,
     author = {E. T. Ivlev},
     title = {The multidimensional surface in projective space},
     journal = {Doklady Akademii Nauk},
     pages = {1283--1286},
     publisher = {mathdoc},
     volume = {180},
     number = {6},
     year = {1968},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1968_180_6_a3/}
}